Garnet, Emerald, Sapphire, Zircon, Turquoise, Onyx, Amethyst, Ruby, Aquamarine
Yes
red,yellow,pink purple,orange,garnet,peridot,apple green,champagne,white,black,brown,coffee,rhodolite,blue,green,
Alloy:brass/silver
Plating:gold plating/rhodium plating
30-45 days